diff --git a/lesson_4/main.cpp b/lesson_4/main.cpp
new file mode 100644
index 0000000..a4a0cf0
--- /dev/null
+++ b/lesson_4/main.cpp
@@ -0,0 +1,10 @@
+/*
+ * main.cpp
+ *
+ *  Created on: 30 сент. 2021 г.
+ *      Author: alexander
+ */
+
+
+
+